diff --git a/pkgs/applications/networking/instant-messengers/linphone/mediastreamer2/default.nix b/pkgs/applications/networking/instant-messengers/linphone/mediastreamer2/default.nix
index f4f3561ecd3e..cc90b0138a50 100644
--- a/pkgs/applications/networking/instant-messengers/linphone/mediastreamer2/default.nix
+++ b/pkgs/applications/networking/instant-messengers/linphone/mediastreamer2/default.nix
@@ -5,6 +5,7 @@
   glew,
   gsm,
   lib,
+  libsm,
   libx11,
   libxext,
   libopus,
@@ -47,6 +48,7 @@ mkLinphoneDerivation (finalAttrs: {
 
     ffmpeg_4
     glew
+    libsm
     libx11
     libxext
     libpulseaudio